Classification of the asymptotic behavior of a stochastic SIR model

... with a pointful appraisal of the mathematical optimization and exergoeconomic improvement of energy systems modeled in a professional thermodynamic process simulator First, for mathematical optimization, ... graduate Thermodynamics in the Department of Mechanical Engineering at UFRJ He is a member of the Brazilian Society of Mechanical Sciences and Enginee...

Ngày tải lên: 05/09/2013, 16:30

... MFIs amongst lower income populations The data was tabulated and analyzed through qualitative analysis of the gathered data, which reveal the behaviors and decision making patterns in lower income ... sound influence on behavioral and attitudinal aspects of individuals An in- depth analysis in each of the broad parameters revealed the following: Educational Fa...

Ngày tải lên: 06/09/2013, 05:48

... Journal of Science, Mathematics - Physics 23 (2007) 6 3-6 9 Main results 2.1 The uniformly stable of null solution of delay differential equations Let us consider the delay differential equations ... model of population, we will give the following results : a If the C0 - semigoup operator (T (t))t≥0 is uniformly bounded then the null solution of E...

Ngày tải lên: 22/03/2014, 11:20

... Amsterdam-Atlanta Bod, R 1992 Data Oriented Parsing, Proceedings COLING'92, Nantes, France Bod, R 1993 Using an Annotated Language Corpus as a Virtual Stochastic Grammar, Proceedings AAAI'93, Washington ... Characterization and New Examples Proceedings of 7th conference on Formal Grammar Charniak, E 1996 Tree-bank Grammars, Proceedings AAAT96, Menlo Park, Ca Charniak, E 1997 Statistical...

Ngày tải lên: 31/03/2014, 20:20

... regulation, technology and demography Planning for reducing imbalances in the supply of health professionals in Spain In Spain there is an intense debate within the medical profession and in society ... the arrival of Latin American physicians, attracted by better working conditions and a common language On the demand side, the underlying causes that have affected...

Ngày tải lên: 18/06/2014, 17:20

... The availability of an additional syngeneic mouse model of EOC will allow cross-comparison of mouse models and validation of key findings The functional utility of animal models of human cancer ... clear cell cancers Progress in ovarian cancer research has been slowed by the lack of suitable animal models that exhibit features of human disease Genetically manipulable...

Ngày tải lên: 20/06/2014, 07:20

... Mean and 95% confidence region of estimated standard deviations of the estimates for the cubic part of the Wiener-type model for a bandpass QAM -DMT signal with Nc = 6: optimal input signal via the ... performance of bandpass DMT signals Now that the optimal bandpass input signal for a linear FIR filter is found, the signal can be applied to the i...

Ngày tải lên: 23/06/2014, 01:20

... room Thermal care level 80% of the area needs high thermal care 20% of the area needs middle thermal care Bed room 85% of the area needs high thermal care 15% of the area needs middle thermal care ... 20% of the area needs high thermal care 80% of the area needs low and middle thermal care Bath room 80% of the area needs high thermal care 20% of...

Ngày tải lên: 28/06/2014, 17:20

... and G Ladas and P H Vlahos, Global attraction in a delay difference o equation, Nonlin Anal 17 (1991) 473–479 G Karakostas, Ch G Philos, and Y G Sficas, The dynamics of some discrete population models, ... solution Theorem If either (2.3) (2.4) On the Asymptotic Behavior of Solutions of a Nonlinear = and = ∞ and 169 =∞ (2.5) =0 (2.6) or then (2.1) has at least one posit...

Ngày tải lên: 06/08/2014, 05:20

... treating the < /b> five cases in < /b> Theorem is better understood by viewing the < /b> problem as first fixing k and b, and then varying n (cf Section 4) Theorem For < /b> b → ∞ the < /b> distribution of < /b> the < /b> height of < /b> b- tries < /b> ... − = O (b 1/2 ) We thus set u = + x/ b and obtain I = = e b bb+1 b! √ b be b b b! B x x dx √ b log + √ − √ b b b...

Ngày tải lên: 07/08/2014, 06:20

... Independent Random Variables (Proceedings of the Steklov Institute of Mathematics), American Mathematical Society (1988) [2] R Bhatia and C Davis, A Better Bound on the Variance, American Mathematical ... X2 are uniformly distributed random variables This random variable is obviously nonnegative and assumes, as largest value, DN We recall an inequality due to Bhatia and Davis...

Ngày tải lên: 08/08/2014, 12:22

... by this finding, as there are many promising anti-inflammatory and anti-bacterial ethnopharmacological agents that have not been adequately studied in the context of diseases that are atypical ... Gunaherath GM, Shirahatti N, Mahadevan D, Gunatilaka AA, Whitesell L: Actin microfilament aggregation induced by withaferin A is mediated by annexin II Nat Chem Biol 2006, 2:33-38 Ja...

Ngày tải lên: 11/08/2014, 08:22

... Availability of a pediatric trauma center in a disaster surge decreases triage time of the pediatric surge population: a population kinetics model Erik R Barthel1; James R Pierce1; Catherine ... estimate the effect of the availability of a pediatric trauma center upon the rates of admission and discharge of a disaster surge...

Ngày tải lên: 13/08/2014, 16:20

... speed and reliability of a door -to- door transportation move Speed and reliability are modeled by the mean and standard deviation of door -to- door transit time for all available transportation ... available to transport a particular product on a particular trade lane Limitations and Future Research Due to the lack of publicly-available freight rate data for all tran...

Ngày tải lên: 02/11/2014, 00:50

... the per capita birth rate of the population, µ is the per capita disease-free death rate and ρ is the excess per capita death rate of infective class, β is the effective per capita contact rate, ... permanence and ergodicity of certain stochastic predator-prey models, to appear in J Appl Probab [6] K Ichihara, H Kunita, A classification of the second order degenerate...

Ngày tải lên: 12/10/2015, 10:41